xTwin Thread Specialist Screw.
Head: Countersunk Phillips Drive Bugle.
Finish: Black Phosphate.
Features & Benefits
Phillips drive head.
Insert bits included in the boxes of 500 and 1000.
Screws are made from fully hardened C1022 steel.
Extra deep insert bit recess offering a firmer positive drive.
Extremely sharp piercing point.
Twin coarse thread giving speedy insertion and improved holding power.
Bugle head allows the screw to sink effortlessly into the dry lining without the need for countersinking, which in turn minimises damage to the surface enabling a smoother surface finish